The phrase "ancient legacy" is correct and usable in written English.
It can be used to refer to something that has been passed down from the past, often with historical or cultural significance.
Example: "The ancient legacy of the civilization can still be seen in the ruins that dot the landscape."
Alternatives: "historical heritage" or "time-honored tradition".
Almost all of our regulation is ancient legacy.
It's owned by the villagers under an ancient legacy that gave them the land.
The book's first part, aptly titled "Situational Awareness," chronicles an ancient legacy of cooperation between scientists and military personnel.
These dynamics gave rise to fluid visions of Etruria that, in turn, informed the broader discourse on Florence's ancient legacy.
But in this northern province there is an ancient legacy of Islamic rule – and high civilisation – that long predates British imperialism.
Meanwhile the app providers tell me that their tech and their security is actually far superior to the big banks, which they accuse of running technologically ancient "legacy" systems that are far more vulnerable to fraud.
He is the author of "English Epicures and Stoics: Ancient Legacies in Early Stuart Culture" (University of Massachusetts Press, 1998).
What a thrill, then, in a game where most of the grownups seemed to be battling the weights of ancient legacies and unbearable stakes, to see things decided by a kid who ran as if he were out to remind the world what magic is.
In Times Square, one kind of ancient religious legacy is about to make way for another.
In order to attack a group of foreigners who had taken shelter in Beijing, they burned down the imperial library that housed much of the ancient literary legacy of China.
The main burden of "The Warden," the short novel that Trollope's epiphany first produced, is the reform of an ancient charitable legacy that is meant to guarantee the welfare of pensioners in an almshouse in the imaginary cathedral town of Barchester, in the county of Barsetshire.
